Nys Atomic Development Dam #1
Nys Atomic Development Dam #1 is an earth dam located in Cattaraugus County, New York, built in 1963. It carries a Low hazard potential classification.
About Nys Atomic Development Dam #1
The primary purpose of Nys Atomic Development Dam #1 is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Nys Energy Research & Development Authority (state). It impounds the Tr-buttermilk Creek near West Valley.
The dam stands 95 feet tall and stretches 450 feet across, creates a reservoir covering 5 acres, and has a maximum storage capacity of 488 acre-feet. Completed in 1963, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 06/15/2022.
At 95 feet, this dam is taller than 98% of all dams in the United States.
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Location
| State | New York |
| County | Cattaraugus |
| Nearest City | West Valley |
| River/Stream | Tr-buttermilk Creek |
| Coordinates | 42.43667, -78.63667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 95 ft |
| Dam Height | 95 ft |
| Dam Length | 450 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 488 acre-ft |
| Max Storage | 488 acre-ft |
| Normal Storage | 468 acre-ft |
| Surface Area | 5 acres |
| Max Discharge | 1,900 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | NYS ENERGY RESEARCH & DEVELOPMENT AUTHORITY |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 06/15/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00837 |
| Federal ID | NY00837 |
| More Info | State Dam Safety Program |